Forum Post: [FAQ] How do I reject undesired frequency content by adjusting...
Can you explain how adjusting the clock frequency or oversampling ratio of a Delta-Sigma ADC can be used to reject undesired interference in my frequency spectrum? Regards,
View ArticleForum Post: RE: [FAQ] How does the digital filter frequency response of a...
Before explaining how the clock frequency of a Delta-Sigma ADC influences its digital filter frequency response it will be beneficial to get a basic understanding of the digital filters typically used...
View ArticleForum Post: RE: DAC39J84EVM: Question about choice of analog output transformers
Weiyu, Yes, if you terminate the output with a resistive load and give either the DAC a constant digital input value or place it in constant input mode with a register setting. Since this is current...
View ArticleForum Post: RE: [FAQ] How do I reject undesired frequency content by...
Before explaining how the clock frequency of a Delta-Sigma ADC influences its digital filter frequency response it will be beneficial to get a basic understanding of the digital filters typically used...
View ArticleForum Post: output
I want read 8 bits output in ADC12J4000 , But ADC12J4000 is 12 bits output. what can i do?
View ArticleForum Post: ADC12J4000: How to get raw 8 bit data from ADC12J4000
Part Number: ADC12J4000 Hello, I want to get raw 8 bit data from ADC12J4000 ,not 12 bit data.How do I set the registers? Thanks!
View ArticleForum Post: AFE4410: Does AFE4410 can avoid the peak wave?
Part Number: AFE4410 Hi, I have 2 questions for AFE4410 . First, I would like to ask if TI has any suggestion part of LED and PD for AFE4410 . Second, is there any function in AFE4410 to avoid the peak...
View ArticleForum Post: RE: DAC5652A: DAC5652A
David, The only thing I can provide is that the first digit is always the year, and the second digit is always the month, and the ECAT is underlined. Regards, Jim
View ArticleForum Post: RE: ADS1248: SPI communication in continously conversion mode for...
Hi Bob, thanks a lot for your help so far. I set up the register's of the ADS1248 now with the following code: //Initialisation of the ADS1248 pin_LO(ChipSelect); SPI1_Write(0x40); //Write to register...
View ArticleForum Post: RE: TLV2553: Output pins not going low
Hi Brian, If I'm not mistaken, U27 is a bi-directional level shifter. If the Y side pins are (being driven) high (or configured as outputs), the A side won't be able to drive them below your VCCA. What...
View ArticleForum Post: RE: DAC39J84EVM: Question about choice of analog output transformers
Hi Jim, Thank you so much for your help! Weiyu
View ArticleForum Post: RE: TSW1400EVM: MATLAB api error while using the radar studio
Hi Anand, Thanks for the response. The log file contains the following content: GM: Constructor GM: Sun Jan 20 14:49:13 2019 RSTD.Transmit("/Settings") [14:49:13] [14:49:13] ### Running Startup script:...
View ArticleForum Post: RE: DDC264: DDC264EVM
Hi David, How are you? Please double check your DDC264EVM all the pins (including Jumpers and 5V Power supply) connection with the EVM picture I have shown you above. Because if there is something...
View ArticleForum Post: ADS1220: START/SYNC to many ads1220
Part Number: ADS1220 I have build a test board with two ADS1246 to sample two bridge sensors (in a ratiometric way) simoultaneously at a sampling rate of about 1kHz. The start of conversion is...
View ArticleForum Post: DAC61408: min VCC
Part Number: DAC61408 Dear all, one of my AA is interested to use the DAC61408 to generate negative voltages. The min VCC of the DAC61408 is 9V, unfortunately he does not have any rails higher than 5V....
View ArticleForum Post: RE: ADS1262: REFOUT voltage when using Bipolar supply
Hi Naoki-san, The ADS1262 's internal reference is bias with respect to AVSS. Therefore, REFOUT will be +2.5V above AVSS. In the case that AVSS is at -2.5V, then REFOUT will be at 0V.
View ArticleForum Post: RE: DAC37J82: Can't detect DAC condition from registers
Jim, I'm trying to update my configuration to LMF=222 per your suggestion, but there are some things I don't understand. M is defined as the "number of converters per device." In this context, what is...
View ArticleForum Post: RE: ADS1256: ADS1256
Hi user3445415, Welcome to the TI E2E Forums! I'm not sure I fully understand your issue. Is /DRDY not pulsing in your system? Would you have a schematic of your circuit that you can share? /DRDY is a...
View ArticleForum Post: RE: ADS1261: internal temperature sensor
Hi AC Guy! We don’t specify the internal sensor accuracy, but it is on the order of ~5 deg. C accuracy based on characterization review (not guaranteed though). Therefore, without your application...
View ArticleForum Post: ADS1247: ADC measuring only AC via capacitive coupling?
Part Number: ADS1247 I have an application where I want to measure pulses, and the DC component is unimportant. I do not need to measure these pulses accurately as far as magnitude. Has anyone...
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